The answer is that the KV Store is not running, as indicated by the error message in the exhibit. This is because the KV Store is a MongoDB-based key-value store within Splunk that manages critical knowledge objects like lookups, data models, and saved searches; when it stops, Splunk cannot retrieve these objects, triggering the error. On the Splunk Core Certified User SPLK-1002 exam, this question tests your ability to interpret common service-level errors and link them to specific components, often appearing in scenario-based exhibits where a vague error message points to a backend service failure. A common trap is to misdiagnose the issue as a data ingestion or search problem, but the core clue is that the error explicitly references the KV Store. To remember this, think of the KV Store as Splunk’s “memory locker”—if the locker is locked (not running), you cannot access your stored knowledge objects.
SPLK-1002 Splunk Basics and Interface Navigation Practice Question
This SPLK-1002 practice question tests your understanding of splunk basics and interface navigation. The scenario asks you to isolate a root cause — eliminate options that address a different problem before choosing. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
Exhibit
Refer to the exhibit.
```
2019-06-15 10:23:45,123 ERROR [main] com.splunk.service.Splunkd - Could not connect to KV Store: Connection refused
2019-06-15 10:23:46,456 WARN [main] com.splunk.service.Splunkd - KV Store not available, retrying...
```
Refer to the exhibit. What is the most likely cause of the error?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "most likely"
Why it matters: Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.
Refer to the exhibit.
```
2019-06-15 10:23:45,123 ERROR [main] com.splunk.service.Splunkd - Could not connect to KV Store: Connection refused
2019-06-15 10:23:46,456 WARN [main] com.splunk.service.Splunkd - KV Store not available, retrying...
```
A
The KV Store is not running
Connection refused means service down.
B
The firewall is blocking port 8191
Why wrong: Would be timeout, not connection refused.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
The KV Store is not running
The error message in the exhibit indicates that the KV Store is not running. The KV Store is a Splunk component that stores knowledge objects (such as lookups, data models, and saved searches) in a MongoDB-based key-value store. When the KV Store is down, Splunk cannot access these objects, leading to the displayed error. Restarting the KV Store or ensuring it is enabled in the server.conf file resolves the issue.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✓
The KV Store is not running
Why this is correct
Connection refused means service down.
Clue confirmation
The clue word "most likely" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
✗
The firewall is blocking port 8191
Why it's wrong here
Would be timeout, not connection refused.
✗
The search head is overloaded
Why it's wrong here
Would show performance warnings.
✗
The indexer is out of disk space
Why it's wrong here
Would show disk errors.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates may assume any port-related error is a firewall issue, but the explicit 'KV Store is not running' message points directly to the service status, not network connectivity.
Trap categories for this question
Command / output trap
Would show performance warnings.
Detailed technical explanation
How to think about this question
The KV Store relies on MongoDB, which Splunk bundles as a separate process. If MongoDB crashes or fails to start, the KV Store status shows as 'not running' in Splunk Web. This can happen due to corrupt database files, insufficient disk space on the KV Store volume, or misconfigured replication settings. In a distributed environment, the KV Store must be running on the search head for knowledge object sharing to work.
KKey Concepts to Remember
Read the scenario before looking for a memorised answer.
Find the constraint that changes the correct option.
Eliminate answers that are true in general but not in this case.
TExam Day Tips
→Watch for words such as best, first, most likely and least administrative effort.
→Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A practitioner preparing for the SPLK-1002 exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.
What to study next
Got this wrong? Here's your next step.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Splunk Basics and Interface Navigation — This question tests Splunk Basics and Interface Navigation — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: The KV Store is not running — The error message in the exhibit indicates that the KV Store is not running. The KV Store is a Splunk component that stores knowledge objects (such as lookups, data models, and saved searches) in a MongoDB-based key-value store. When the KV Store is down, Splunk cannot access these objects, leading to the displayed error. Restarting the KV Store or ensuring it is enabled in the server.conf file resolves the issue.
What should I do if I get this SPLK-1002 question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Are there clue words in this question I should notice?
Yes — watch for: "most likely". Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Question Discussion
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